Group 1 - The State Intellectual Property Office of China has granted a patent for a "High Saline Wastewater Treatment System" to Qingdao Shuangrui Marine Environmental Engineering Co., Ltd. and Xiamen Shuangrui Marine Environmental Engineering Co., Ltd. The patent authorization announcement number is CN116332389B, with an application date of September 2022 [1] - Qingdao Shuangrui Marine Environmental Engineering Co., Ltd. was established in 2003 and is located in Qingdao City. The company primarily engages in general equipment manufacturing and has a registered capital of 260 million RMB. It has participated in 3,042 bidding projects and holds 477 patents [1] - Xiamen Shuangrui Marine Environmental Engineering Co., Ltd. was founded in 2021 and is based in Xiamen City. The company focuses on professional technical services and has a registered capital of 150 million RMB. It has participated in 77 bidding projects and holds 39 patents [1]
双瑞环境取得高盐废水处理系统专利
Sou Hu Cai Jing·2025-12-02 05:56